What was found
AFT CARGO DOOR SILL WEB HAS CORROSION. GROUNDED - YES. BLENDED CORROSION, FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-60-15-1A-1 REMOVED AND REPLACED SILL WEB IAW B737-800 SRM 51-40-02-0G-0W= 1.25 O= .050 R= .028 L= 4.25 D= .022.
- Difficulty date
- July 15, 2025
- Submitted
- August 5, 2025
- Operation
- Air carrier
- Aircraft
- N565AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35181
- Aircraft time
- 67,164 hours, 20,442 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Web
- Part number
- 146A812325
- Condition
- Corroded
- Location
- Zone 100
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.